int a=3;
float b = 3.5;
cout << (a *= b);

int a, b = (6, 28);
b == a;
a = b;
cout << a << ' ' << b;

int N,remainder;
cin>>N;
remainder=________________;
if(remainder==0)
	printf("星期六后第%d天是星期天\n",N);
else
	printf("星期六后第%d天是星期%d\n",N,remainder);

int i, Sum = 0;
for (i = 1; i < 10; i++) {
    Sum += i;
    if(i % 2) continue;
    if(i % 7) break;
}
cout << Sum;

int i, j;
for(i = 1; i < 12; i++) 
	for(j = 1; j < i; j++) 
		if(i * j % 2 == 1) 
			break; 
cout << i * j;

int i, cnt = 0;
for(i = -99; i < 100; i += 2)
	cnt = 1 + cnt;
cout << cnt;

int i;
for(i = 1; i < 10; i++){
	if(i % 3 != 0){
		printf("A#");
		continue;
	}
	else
		break;
	printf("0#");
}
if(i == 10)
	cout << "1";

int i,j;
for(i = 0; i < 3; i++)
    for(j = 0; j < i; j++)
		printf("%d#%d-", i, j);
printf("END");

请输入层数：10
0
12
345
6789
01234
567890
1234567
89012345
678901234
5678901234

int line_number,now_number;
int i,row;
cout<<"请输入行数：";
cin>>line_number;
now_number=0;

for(row=1;row< line_number+1,row++) //L1
	for(i=0;i< row;i++){ //L2
		cout<< now_number;
		now_number+=1;
		if(now_number==1)now_number=0; //L3
	}
	cout<< endl;
}

int a = 10, b = 20;
a = b;
b = a;
cout << (a, b);

char a = '1';
a = 45.6;
cout << a;

int score;
cout << "请输入学生成绩：";
cin >> score;
if (score < 60)
	cout << "不及格";
else
	cout << "及格";

int i;
for (i = 1; i < 10; i++)
	if (i % 2 == 0)
		continue;
	if(i == 10)
		cout << "END";

int Sum = 0;
for (int i = 0; i < 5; i++) 
	Sum += i;
cout << Sum;

int tnt;
tnt = 0;
for (int i = 5; i > 1; i--) 
	tnt += i;
cout << tnt;
cout << endl;

/*
5
--*--
--*--
--*--
--*--
--*--
*/
int N;
cin>>N;

int i,j;
for(i=0; i < N; i++){
	for(j=0;j < N; j++)
		if((j==N/2)||(j==(N-1)/2))
			cout<<"*";
		else
			cout<<"-";
	cout<< endl;